Costi, R., J. Himpens, and B. Essola, et al. 2004. “Totally Laparoscopic Esophago-Gastrectomy”. Acta Biomedica Atenei Parmensis 75 (3): 188-91. https://mattioli1885journals.com/index.php/actabiomedica/article/view/2117.